Oil filter front relief valve



FIG. 1 is an upper perspective view of an oil filter front relief valve, showing our new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines shown in the drawings are for purposes of illustrating portions of the oil filter front relief valve and form no part of the claimed design. 

CLAIM The ornamental design for an oil filter front relief valve, as shown and described. 